#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pii = pair<int, int>;
#define rep(i, a, b) for (int i = (a); i <= (b); i++)
#define per(i, a, b) for (int i = (a); i >= (b); i--)
#define endl '\n'
const int N = 2e5 + 5;

int n, m;
int a[N];

void solve() {
  cin >> n;
  if (n & 1) {
    cout << 1 << ' ';
    rep(i, 2, n) cout << (i ^ 1) << ' ';
  } else {
    rep(i, 1, n) {
      if (i & 1)
        cout << i + 1 << ' ';
      else
        cout << i - 1 << ' ';
    }
  }
  return;
}
int main() {
  ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
  int t = 1;
  while (t--) solve();
  return 0;
}